重点讲解：
1. seem to do sth.
好像；似乎；看来；
eg. Historians seem to have confused the chronology of these events.
历史学家好像把这些事件发生的年代顺序搞混了。
eg. He doesn't seem to understand the gravity of the situation.
他似乎没有意识到形势的严重性。
2. pose a risk to
对……造成危险；
eg. That could pose a risk to your intellectual property.
这可能会使您的知识产权面临风险。
eg. Installations such as explosives depots and chemical stores, and dangerous goods transport routes may pose a risk to nearby residents.
危险设施（例如炸药及化学品仓库）和危险品的运输路线，可能对附近居民构成危险。
3. seek shelter
寻求庇护；
eg. It began to rain suddenly, and the children all ran to seek shelter from the rain.
天突然下起雨来，孩子们全都跑着去寻找避雨之所。
eg. This has forced 800 families to find other camps in which to live or to seek shelter with host communities.
这迫使800户家庭寻找其它难民营居住或寻求当地社区的庇护。